We are currently on a Teams account with several users.
We have an annual renewal with monthly billing to a credit card.
How do I change it so that our account is billed once a year instead of once a month?
To do this, your current licenses will have to be cancelled and replaced by new licenses that are billed annually.
As you have a Teams Account, you should have an Account manager who can help with this.
If you don't know who this is, contact our sales team, phone number is on the Pricing page: